Note 12 - Employee Retirement Plans (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Defined Benefit Plan, Plan with Projected Benefit Obligation in Excess of Plan Assets [Table Text Block]

	December 31,
	2022		2021
Projected benefit obligation	$	3,406	$	4,358
Fair value of plan assets	$	2,712	$	3,627
Accumulated benefit obligation	$	3,238	$	4,110
Fair value of plan assets	$	2,712	$	3,627

Schedule of Net Benefit Costs [Table Text Block]

	Domestic pension benefits									International pension benefits									Postretirement benefits
	2022			2021			2020			2022			2021			2020			2022			2021			2020
Service cost	$	105		$	102		$	92		$	22		$	25		$	26		$	9		$	10		$	9
Interest cost		98			78			110			11			10			12			15			15			20
Expected return on plan assets		(210	)		(209	)		(186	)		(9	)		(7	)		(9	)
Amortization of prior service cost (credit)		6			4			6			(1	)		(1	)		(1	)		(5	)		(6	)		(5	)
Amortization of actuarial (gain) loss																				(5	)		2			1
Recognition of actuarial loss		29			10			12			8			1			10
Total net periodic benefit expense (income)	$	28		$	(15	)	$	34		$	31		$	28		$	38		$	14		$	21		$	25
Settlement charge											2
Special termination benefit charge		2						8																		1
Total expense (income)	$	30		$	(15	)	$	42		$	33		$	28		$	38		$	14		$	21		$	26
Other changes in plan assets and benefit obligations recognized in other comprehensive (loss) income:
Curtailment effects																$	(4	)
Settlements										$	11
Current year actuarial loss (gain)	$	16		$	(105	)	$	94			(27	)	$	(7	)		(11	)	$	(209	)	$	(105	)	$	58
Amortization of actuarial gain (loss)																				5			(2	)		(1	)
Recognition of actuarial (loss) gain		(29	)		(10	)		(12	)		20			(1	)		(10	)
Current year prior service cost		28						1
Amortization of prior service (cost) credit		(6	)		(4	)		(6	)		1			1			1			5			6			5
Total recognized in other comprehensive (loss) income	$	9		$	(119	)	$	77		$	5		$	(7	)	$	(24	)	$	(199	)	$	(101	)	$	62

Defined Benefit Plan, Assumptions [Table Text Block]

	Pension benefits
	Domestic									International									Postretirement benefits
	2022			2021			2020			2022			2021			2020			2022			2021			2020
Discount rate		5.50	%		2.87	%		2.50	%		2.46	%		1.20	%		1.02	%		5.58	%		2.99	%		2.69	%
Rate of compensation increase		3.48	%		3.50	%		4.16	%		3.73	%		3.63	%		3.55	%
Cash balance crediting rate		4.14	%		3.86	%		3.84	%		0.82	%		0.91	%		0.94	%
Employee contributions crediting rate		4.62	%		1.57	%		0.62	%

	Pension benefits
	Domestic									International									Postretirement benefits
	2022			2021			2020			2022			2021			2020			2022			2021			2020
Discount rate		2.88	%		2.50	%		3.28	%		1.20	%		1.02	%		1.34	%		2.99	%		2.69	%		3.41	%
Expected return on plan assets		6.00	%		6.00	%		6.00	%		1.64	%		1.26	%		1.71	%
Rate of compensation increase		3.50	%		4.16	%		3.50	%		3.63	%		3.55	%		2.96	%
Cash balance crediting rate		3.86	%		3.84	%		3.94	%		0.91	%		0.94	%		0.97	%
Employee contributions crediting rate		1.57	%		0.62	%		2.03	%

Schedule of Health Care Cost Trend Rates [Table Text Block]

Assumed health care trend rates as of December 31	2022		2021
Health care cost trend rate assumed for next year (pre-65 / post-65 retirees)	7.00% / 4.25%		6.25% / 6.25%
Ultimate health care trend rate	5	%	5	%
Year that the rate reaches the ultimate trend rate	2031		2027

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

	December 31, 2022								December 31, 2021
	Total		Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3
Equity securities:
U.S. companies	$	1,168	$	63	$	1,105			$	977	$	20	$	957
International companies										234				234
Fixed income:
U.S. treasury bonds		400		400						256		256
U.S. corporate bonds		1,060				1,060				1,770				1,770
Preferred securities		1				1				11				11
Private equity (1)		24					$	24		41					$	41
Real estate (2)		7						7		10						10
Cash equivalents		28		28						308		308
Total	$	2,688	$	491	$	2,166	$	31	$	3,607	$	584	$	2,972	$	51

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

	Domestic						International
	Private equity			Real estate			Mortgages		Insurance contracts			Other
Balance as of December 31, 2020	$	51		$	140		$	20	$	3
Actual return on plan assets relating to assets still held at the reporting date		21			1			2
Actual return on plan assets relating to assets sold during the reporting period					4
Asset (sales) purchases		(31	)		(135	)				(1	)
Balance as of December 31, 2021	$	41		$	10		$	22	$	2
Actual return on plan assets relating to assets still held at the reporting date		(8	)					1
Actual return on plan assets relating to assets sold during the reporting period								1
Asset (sales) purchases		(9	)		(3	)		18		190		$	11
Balance as of December 31, 2022	$	24		$	7		$	42	$	192		$	11

Schedule of Expected Benefit Payments [Table Text Block]

	Expected benefit payments
	Domestic pension benefits		International pension benefits		Postretirement benefits
2023	$	242	$	27	$	29
2024	$	243	$	34	$	29
2025	$	254	$	34	$	30
2026	$	260	$	38	$	30
2027	$	265	$	38	$	31
2028-2032	$	1,393	$	213	$	156

Pension Plan [Member]

Notes Tables

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

	Domestic pension benefits						International pension benefits						Postretirement benefits
	2022			2021			2022			2021			2022			2021
Change in benefit obligation
Benefit obligation at beginning of year	$	4,075		$	4,203		$	736		$	778		$	654		$	764
Service cost		105			102			22			25			9			10
Interest cost		98			78			11			10			15			15
Plan participants’ contributions														7			7
Plan amendments		28
Actuarial gain		(925	)		(107	)		(137	)		(17	)		(209	)		(105	)
Other		3						(1	)		(2	)
Benefits paid		(202	)		(201	)		(21	)		(26	)		(42	)		(37	)
Foreign currency translation								(61	)		(32	)
Benefit obligation at end of year	$	3,182		$	4,075		$	549		$	736		$	434		$	654
Change in plan assets
Fair value of plan assets at beginning of year	$	3,598		$	3,575		$	584		$	598		$	9		$	30
Actual (loss) gain on plan assets		(728	)		208			(139	)		(2	)
Employer contributions		15			16			8			31			31			9
Plan participants’ contributions														7			7
Benefits paid		(202	)		(201	)		(21	)		(26	)		(42	)		(37	)
Foreign currency translation								(51	)		(17	)
Fair value of plan assets at end of year	$	2,683		$	3,598		$	381		$	584		$	5		$	9
Funded status at end of year
Fair value of plan assets	$	2,683		$	3,598		$	381		$	584		$	5		$	9
Benefit obligations		(3,182	)		(4,075	)		(549	)		(736	)		(434	)		(654	)
Funded status of plans	$	(499	)	$	(477	)	$	(168	)	$	(152	)	$	(429	)	$	(645	)
Amounts recognized in the consolidated balance sheets consist of:
Noncurrent asset							$	26		$	100
Current liability	$	(18	)	$	(15	)		(7	)		(7	)	$	(22	)	$	(23	)
Noncurrent liability		(481	)		(462	)		(187	)		(245	)		(407	)		(622	)
Recognized liability	$	(499	)	$	(477	)	$	(168	)	$	(152	)	$	(429	)	$	(645	)
Amounts recognized in accumulated other comprehensive loss consist of:
Net actuarial loss (gain)	$	259		$	272		$	(2	)	$	(3	)	$	(226	)	$	(22	)
Prior service cost (credit)		44			22			(1	)		1			(15	)		(20	)
Amounts recognized at end of year	$	303		$	294		$	(3	)	$	(2	)	$	(241	)	$	(42	)

Foreign Plan [Member] | Pension Plan and Other Postretirement Benefits Plan [Member]

Notes Tables

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

	December 31, 2022								December 31, 2021
	Total		Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3
Fixed income:
International fixed income	$	87	$	87					$	500	$	416	$	84
Insurance contracts		192					$	192		2					$	2
Mortgages		42						42		22						22
Cash equivalents		48		48						60		60
Other		12		1				11
Total	$	381	$	136	$	-	$	245	$	584	$	476	$	84	$	24